Tire tread



FIG. 1 is perspective view of a tire tread showing my design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a fragmentary enlarged front view thereof;

FIG. 7 is a sectional view thereof, taken along line 7-7; and,

FIG. 8 is a sectional view thereof, taken along line 8-8.

The broken lines in the drawings illustrate portions of the tire tread that form no part of the claimed design. The dot-dash lines in the drawings illustrate a claim boundary that forms no part of the claimed design. 

CLAIM The ornamental design for a tire tread, as shown and described. 